# SDR UALA2013022501128

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 2013
- Submitted: February 27, 2013
- Operation: Air carrier
- Aircraft: [N216UA](https://openairdocs.org/aircraft/N216UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30549
- Aircraft time: 52,712 hours, 6,598 cycles
- Engine: Pwa PW40903
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Controller
- Part number: 285W02193
- Part serial: 63
- Condition: Faulty
- Location: Nr 1
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013022501128

## Discrepancy

OPBC-L EICAS SHOWED PRIOR TO DEPARTURE.  REPLACED OPBC-L PER MM 23 -93-01, GND TEST FOUND OK.  MSG WAS 23-48801.

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